package cn.edu.scau.cmi.wujiaxian.exercise3;

public class Example3_2 {
	public static void main(String[] args) {
		Person zhang, zhou;
		zhang = new Person();
		zhou = new Person();
		zhang.weight = 66.5F;
		zhang.age = 21;
		zhang.speak();
		zhou.weight = 56.9F;
		zhou.age = 19;
		zhou.speak();
	}
}
